The region began to use quinine successfully as a prophylactic.

该地区开始成功地用奎宁作为预防剂。

《柯林斯英汉双解大词典》

Politicians began to use the dreaded R-word: recession.

政客们开始使用令人恐惧的R字头词：recession（意为：经济衰退）。

《柯林斯英汉双解大词典》

We began to use 11 digits starting from 1999.

我们从1999年开始使用11位数。

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Soon,people began to use the word hedging to describe steps that could be taken to protect against financial loss.

VOA: special.2010.01.31

So I set about on two missions, the first was to visit high schools around country and talk to young people about their use of digital technology and second was to go online and began to look closely at websites, chat rooms, internet list that young people were creating.

我为此制定了两个任务，第一个是拜访全国的高中,与年轻人进行交谈,关于他们对电子技术的使用,第二个任务就是上网,开始认真研究那些网站，聊天室，以及年轻人们所创造的网络世界。

麻省理工公开课 - 媒体、教育、市场课程节选

You could use a "who" question to find out where the problem began.

你可以用“who”问句来找出问题从哪里开始。

Who 课堂 - SpeakingMax英语口语达人

Then it began to use the data to improve its service, through optimised pricing, for example.

ECONOMIST: Transport for London gradually learns how to use data

Asset allocation began to use liquidity as one more overlay, stealing the spotlight from diversification and investment styles.

FORBES: Investors Learn The Hard Way That Liquidity Is King During Market Meltdowns

"The enlisted men began to use the old Filipino method: the water cure, " he wrote in a 1902 letter.

NPR: Journalist Volunteers for Waterboarding